SIGMA ALDRICH CORP

CUSIP: 826552101 Class: COM

TWIN CAPITAL MANAGEMENT INC's Holding History (CIK: 0001059187)

Note: Option positions (PUT/CALL) are excluded.

Q3 2014
Shares 5,050 Value ($000) $687 Avg Close — Range —
Q2 2014
Shares 4,730 Value ($000) $480 Avg Close — Range —
Q1 2014
Shares 4,030 Value ($000) $376 Avg Close — Range —
Q4 2013
Shares 4,130 Value ($000) $388 Avg Close — Range —